
Description: Portal is a popular video game series developed by Valve Corporation. It consists of two main games, Portal (2007) and Portal 2 (2011), as well as some spin-off games. The games are praised for their innovative puzzle gameplay, witty dark humor, memorable characters like GLaDOS, and the unique portal gun mechanic that allows the player to create linked portals to solve puzzles and teleport.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Prometheus is an open-source systems monitoring and alerting toolkit. It collects metrics from configured targets at given intervals, evaluates rule expressions, displays the results, and can trigger alerts if certain conditions are met. It has a multi-dimensional data model and powerful query language to generate ad-hoc graphs, tables, and alerts from collected metrics.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API